Finilize version version 0.1.

hummhumm.go

@@ -9,7 +9,10 @@ import (
 	"log"
 	//	"math"
 	"net/http"
+	//"sort"
+	"os/exec"
 	"strconv"
+	"sync"
 	"time"
 )
 
@@ -30,13 +33,11 @@ type HnItem struct {
 }
 
 const apiUrl string = "https://hacker-news.firebaseio.com/v0"
+const numstories int = 30
 
-func (h *HnStories) populateStories(numstories int, done chan bool, widget *widgets.Gauge) {
+func (h *HnStories) fetchHNStories(item string, wg *sync.WaitGroup) {
-	var item string
+	defer wg.Done()
 	var itemUrl string
-	var counter int = 1
-	for _, id := range h.Items[:numstories] {
-		item = strconv.Itoa(id)
 	itemUrl = apiUrl + "/item/" + item + ".json"
 	timeout := time.Duration(5 * time.Second)
 	client := &http.Client{
@@ -55,29 +56,21 @@ func (h *HnStories) populateStories(numstories int, done chan bool, widget *widg
 		log.Println(err)
 	}
 
-		var item HnItem
+	var story HnItem
 
-		json.Unmarshal(storydata, &item)
+	json.Unmarshal(storydata, &story)
 
 	h.Stories = append(h.Stories, HnItem{
-			By:    item.By,
+		By:    story.By,
-			Id:    item.Id,
+		Id:    story.Id,
-			Added: item.Added,
+		Added: story.Added,
-			Title: item.Title,
+		Title: story.Title,
-			Type:  item.Type,
+		Type:  story.Type,
-			Url:   item.Url,
+		Url:   story.Url,
-			Kids:  item.Kids,
+		Kids:  story.Kids,
 	})
-		counter++
-		fcounter := float64(counter)
-		fnumstories := float64(numstories)
-		percentage := (fcounter / fnumstories) * 100
-		widget.Percent = int(percentage)
-		termui.Render(widget)
-	}
-	widget.Percent = 100
-	done <- true
 }
+
 func (h *HnStories) httpHNFetchIds(url string, done chan bool) {
 	timeout := time.Duration(5 * time.Second)
 	client := &http.Client{
@@ -99,7 +92,7 @@ func (h *HnStories) httpHNFetchIds(url string, done chan bool) {
 	done <- true
 }
 
-func (h *HnStories) httpHNDisplayStories(numstories int, done chan []string) {
+func (h *HnStories) httpHNDisplayStories(numstories int) []string {
 	counter := 1
 	var termuiitems []string
 	for _, item := range h.Stories[:numstories] {
@@ -107,7 +100,7 @@ func (h *HnStories) httpHNDisplayStories(numstories int, done chan []string) {
 		termuiitems = append(termuiitems, itemstring)
 		counter++
 	}
-	done <- termuiitems
+	return termuiitems
 }
 
 func main() {
@@ -127,26 +120,43 @@ func main() {
 	g0.BorderStyle.Fg = termui.ColorWhite
 	hnurl := apiUrl + "/topstories.json"
 	var a HnStories
-	var numstories = 10
+	var counter = 1
+	var wg sync.WaitGroup
 	done1 := make(chan bool, 10)
-	done2 := make(chan bool, 10)
 	g0.Percent = 1
 	termui.Render(g0)
 	go a.httpHNFetchIds(hnurl, done1)
 	<-done1
-	go a.populateStories(numstories, done2, g0)
+	for _, item := range a.Items[:numstories] {
-	<-done2
+		wg.Add(1)
+		go a.fetchHNStories(strconv.Itoa(item), &wg)
+		fcounter := float64(counter)
+		fnumstories := float64(numstories)
+		percentage := (fcounter / fnumstories) * 100
+		g0.Percent = int(percentage)
+		termui.Render(g0)
+		counter++
+	}
+	wg.Wait()
 	termui.Clear()
 	l := widgets.NewList()
+	chanitems := make(chan []string, numstories)
+	var items []string
 	//l.Title = "[Y] hacker news"
-	termuiitems := make(chan []string, numstories)
-	go a.httpHNDisplayStories(numstories, termuiitems)
 	l.Border = false
+	x, y = termui.TerminalDimensions()
 	l.SetRect(0, 1, x, y)
-	l.Rows = <-termuiitems
 	l.TextStyle = termui.NewStyle(termui.ColorYellow)
 	l.WrapText = true
-	x, y = termui.TerminalDimensions()
+	//sort.SliceStable(a.Stories, func(i, j int) bool {
+	//	return a.Stories[i].Score > a.Stories[j].Score
+	//})
+	go func(items []string) {
+		chanitems <- a.httpHNDisplayStories(numstories)
+	}(items)
+	select {
+	case items := <-chanitems:
+		l.Rows = items
 		renderTab := func() {
 			switch tabpane.ActiveTabIndex {
 			case 0:
@@ -172,6 +182,8 @@ func main() {
 				renderTab()
 			case "q", "<C-c>":
 				return
+			case "r":
+
 			case "j", "<Down>":
 				l.ScrollDown()
 			case "k", "<Up>":
@@ -192,6 +204,12 @@ func main() {
 				l.ScrollTop()
 			case "G", "<End>":
 				l.ScrollBottom()
+			case "<Enter>":
+				url := a.Stories[l.SelectedRow].Url
+				err := exec.Command("open", "-a", "Safari", url).Start()
+				if err != nil {
+					log.Fatal(err)
+				}
 			case "<Resize>":
 				payload := e.Payload.(termui.Resize)
 				l.SetRect(0, 1, payload.Width, payload.Height)
@@ -208,3 +226,4 @@ func main() {
 			termui.Render(l, tabpane)
 		}
 	}
+}